CN208796594U - A kind of LED display dust guard - Google Patents
A kind of LED display dust guard Download PDFInfo
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- CN208796594U CN208796594U CN201821362704.3U CN201821362704U CN208796594U CN 208796594 U CN208796594 U CN 208796594U CN 201821362704 U CN201821362704 U CN 201821362704U CN 208796594 U CN208796594 U CN 208796594U
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- support plate
- led display
- rotation
- rotary shaft
- rotation axis
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Abstract
The utility model discloses a kind of LED display dust guards, including pedestal, the top two sides of the pedestal are fixedly installed with the first support plate and the second support plate respectively, first support plate and the second support plate are rotatably connected to the same rotary shaft, dustcloth is arranged on the outside of the rotary shaft, one end of the rotary shaft runs through the second support plate and extends to the side of the second support plate, and one end fixing sleeve of rotary shaft is equipped with the first sprocket wheel, is rotatably connected to the first rotation axis in second support plate.The utility model structure is simple, rotatable slide plate, sliding panel drives the first rotation axis to be rotated, under the rotation of the first sprocket wheel, the second sprocket wheel and chain, rotary shaft can be driven to be rotated, dustcloth will slowly decline under the pulling of two elastic drag ropes, until dustcloth the display panel of LED display ontology can be completely covered, and then can achieve and carry out dust-proof purpose to LED display ontology.
Description
Technical field
The utility model relates to LED display technical field more particularly to a kind of LED display dust guards.
Background technique
LED display is the english abbreviation of light emitting diode, abbreviation LED.It is a kind of by control semiconductor light emitting two
The display mode of pole pipe, it is usually that red light emitting diode forms that general appearance, which is exactly by many, by the light on and off of lamp
To show character.For showing the display screen of the various information such as text, figure, image, animation, market, video, video signal
Curtain.Shenzhen is LED display development & production origin.
Present curbside trade company can all install a LED display substantially on door head in order to publicize oneself product, and
Since the dust of curbside is larger, so the surface on LED display can generate more dust after prolonged use, largely
Dust can enter internal circuit from the display panel of LED display, and the circuit inside LED display can be due to dust
Short circuit can be generated, so we have proposed a kind of LED display dust guards, to solve the problems, such as above-mentioned propose.
Utility model content
Purpose of the utility model is to solve disadvantages existing in the prior art, and a kind of LED display proposed
Use dust guard.
To achieve the goals above, the utility model adopts the technical scheme that
The top two sides of a kind of LED display dust guard, including pedestal, the pedestal are fixedly installed with first respectively
Support plate and the second support plate, first support plate and the second support plate are rotatably connected to the same rotary shaft, the rotation
Dustcloth is arranged on the outside of axis, one end of the rotary shaft runs through the second support plate and extends to the side of the second support plate,
And one end fixing sleeve of rotary shaft is equipped with the first sprocket wheel, is rotatably connected to the first rotation axis in second support plate, described the
One end of one rotation axis extends to the side of the second support plate and fixing sleeve is equipped with the second sprocket wheel, and the first sprocket wheel and the second sprocket wheel
It is sequentially connected with the same chain, one end of first rotation axis, which extends to the side of the second support plate and is fixedly installed with, determines
Position plate, first support plate and the second support plate side close to each other are fixedly installed with the same LED display ontology, and
LED display ontology is located at the lower section of dustcloth, and the bottom of the dustcloth is fixedly connected with symmetrically arranged two elasticity and draws
Rope, offers symmetrically arranged two take-up slots at the top of the pedestal, and two take-up slots are located at the first support plate and the
Between two support plates, it is rotatably connected to Wire winding shaft in the take-up slot, two elastic drag ropes respectively and extend to two take-up slots
The interior and fixed outside for being wound around Wire winding shaft.
Preferably, rotating hole is offered in second support plate, first bearing, the rotation is fixedly installed in rotating hole
Shaft is mutually welded through first bearing and with the inner ring of first bearing.
Preferably, rotation slot, the fixed peace in the two sides of the Wire winding shaft are offered on the two sides inner wall of the take-up slot
Equipped with the second rotation axis, one end that two the second rotation axis are located remotely from each other extends respectively to turn in two rotation slots and with rotation slot
The outer sheath of dynamic connection, second rotation axis is equipped with torsionspring, and torsionspring is located in rotation slot, the torsionspring
One end be fixedly connected with the second rotation axis, the other end of the torsionspring is fixedly connected with the side inner wall of rotation slot.
Preferably, it is fixedly installed with second bearing on the side inner wall of the rotation slot, second rotation axis is through the
Two bearings are simultaneously mutually welded with the inner ring of second bearing.
Preferably, the side of second support plate offers multiple fixing grooves for circularizing arrangement, the positioning plate
Top slide is equipped with sliding panel, and one end of the sliding panel extends in a fixing groove.
Preferably, sliding slot is offered at the top of the positioning plate, the bottom of the sliding panel is fixedly installed with sliding rail, and sliding
Slot and sliding rail are slidably connected.
Compared with prior art, the utility model has the beneficial effects that LED display ontology when not in use, need pair
The progress of LED display ontology is dust-proof, at this time first removes sliding panel out of fixing groove, then rotatable slide plate, and sliding panel can band
Dynamic rotary shaft will do it rotation, and because torsionspring is that stress can make Wire winding shaft when rotary shaft is rotated
It is rotated under torsionspring reseting elasticity, and then will pull elastic drag rope, elastic drag rope can will be wound around on the outside of rotary shaft
Dustcloth pull out, and the outside for being wound around Wire winding shaft that elastic drag rope will be slow, then the decline that dustcloth will be slow, until anti-
Dirt cloth the display panel of LED display ontology can be completely covered.
The utility model structure is simple, rotatable slide plate, and sliding panel drives the first rotation axis to be rotated, in the first chain
Under the rotation of wheel, the second sprocket wheel and chain, rotary shaft can be driven to be rotated, dustcloth will be in the drawing of two elastic drag ropes
Dynamic lower slowly decline, until dustcloth the display panel of LED display ontology can be completely covered, and then can achieve
Dust-proof purpose is carried out to LED display ontology.
Detailed description of the invention
Fig. 1 be the utility model proposes a kind of LED display dust guard structural schematic diagram；
Fig. 2 be the utility model proposes a kind of LED display dust guard part A schematic enlarged-scale view；
Fig. 3 be the utility model proposes a kind of LED display dust guard part B schematic enlarged-scale view.
In figure: 1 pedestal, 2 first support plates, 3 second support plates, 4 rotary shafts, 5 dustcloths, 6 first sprocket wheels, 7 first turns
Moving axis, 8 second sprocket wheels, 9 chains, 10 positioning plates, 11 sliding panels, 12 fixing grooves, 13LED display screen ontology, 14 elastic drag ropes, 15
Take-up slot, 16 rotation slots, 17 second rotation axis, 18 torsionsprings, 19 Wire winding shafts.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.
Referring to Fig.1-3, a kind of LED display dust guard, including pedestal 1, the top two sides of pedestal 1 are fixed respectively to pacify
Equipped with the first support plate 2 and the second support plate 3, the first support plate 2 and the second support plate 3 are rotatably connected to the same rotary shaft 4,
The outside of rotary shaft 4 is arranged with dustcloth 5, and one end of rotary shaft 4 through the second support plate 3 and extends to the second support plate 3
Side, and one end fixing sleeve of rotary shaft 4 is equipped with the first sprocket wheel 6, is rotatably connected to the first rotation axis 7 in the second support plate 3, the
One end of one rotation axis 7 extends to the side of the second support plate 3 and fixing sleeve is equipped with the second sprocket wheel 8, and the first sprocket wheel 6 and second
Sprocket wheel 8 is sequentially connected with the same chain 9, and one end of the first rotation axis 7 extends to the side of the second support plate 3 and fixed installation
There is a positioning plate 10, the first support plate 2 and the second support plate 3 side close to each other are fixedly installed with the same LED display sheet
Body 13, and LED display ontology 13 is located at the lower section of dustcloth 5, the bottom of dustcloth 5 is fixedly connected with symmetrically arranged two
Elastic drag rope 14, the top of pedestal 1 offer symmetrically arranged two take-up slots 15, and two take-up slots 15 are located at first
Between fagging 2 and the second support plate 3, it is rotatably connected to Wire winding shaft 19 in take-up slot 15, two elastic drag ropes 14 respectively and extend
In to the two take-up slots 15 and fixed outside for being wound around Wire winding shaft 19, LED display ontology 13 when not in use, need pair
LED display ontology 13 carries out dust-proof, at this time first removes sliding panel 11 out of fixing groove 12, then rotatable slide plate 11, sliding
Movable plate 11, which will drive rotary shaft 4, will do it rotation, and because torsionspring 18 is stress, at 4 turns of rotary shaft
When dynamic, Wire winding shaft 19 can be made to be rotated under 18 reseting elasticity of torsionspring, and then will pull elastic drag rope 14, elastic drag rope
14 can pull out the dustcloth 5 for being wound around 4 outside of rotary shaft, and what elastic drag rope 14 will be slow is wound around the outer of Wire winding shaft 19
Side, the then decline that dustcloth 5 will be slow, until dustcloth 5 can be covered the display panel of LED display ontology 13 completely
Lid, the utility model structure is simple, rotatable slide plate 11, and sliding panel 11 drives the first rotation axis 7 to be rotated, in the first sprocket wheel
6, under the rotation of the second sprocket wheel 8 and chain 9, rotary shaft 4 can be driven to be rotated, dustcloth 5 will be in two elastic drag ropes
Slowly decline under 14 pulling, until dustcloth 5 display panel of LED display ontology 13 can be completely covered, into
And it can achieve and carry out dust-proof purpose to LED display ontology 13.
In the utility model, rotating hole is offered in the second support plate 3, first bearing is fixedly installed in rotating hole, is revolved
Shaft 4 is mutually welded through first bearing and with the inner ring of first bearing, offers rotation slot on the two sides inner wall of take-up slot 15
16, the two sides of Wire winding shaft 19 are fixedly installed with the second rotation axis 17, one end difference that two the second rotation axis 17 are located remotely from each other
It extending in two rotation slots 16 and is rotatablely connected with rotation slot 16, the outer sheath of the second rotation axis 17 is equipped with torsionspring 18,
And torsionspring 18 is located in rotation slot 16, one end of torsionspring 18 is fixedly connected with the second rotation axis 17, torsionspring 18
The other end be fixedly connected with the side inner wall of rotation slot 16, be fixedly installed with second bearing on the side inner wall of rotation slot 16,
Second rotation axis 17 is mutually welded through second bearing and with the inner ring of second bearing, and the side of the second support plate 3 offers multiple
The fixing groove 12 of arrangement is circularized, the top slide of positioning plate 10 is equipped with sliding panel 11, and one end of sliding panel 11 extends to one
In a fixing groove 12, the top of positioning plate 10 offers sliding slot, and the bottom of sliding panel 11 is fixedly installed with sliding rail, and sliding slot and cunning
Rail is slidably connected, LED display ontology 13 when not in use, need to carry out LED display ontology 13 dust-proof, will first slide at this time
Movable plate 11 is removed out of fixing groove 12, then rotatable slide plate 11, and sliding panel 11, which will drive rotary shaft 4, will do it rotation, and because
It is stress for torsionspring 18, so Wire winding shaft 19 can be made to reset bullet in torsionspring 18 when rotary shaft 4 is rotated
It is rotated under power, and then will pull elastic drag rope 14, elastic drag rope 14 can draw the dustcloth 5 for being wound around 4 outside of rotary shaft
Out, the outside for being wound around Wire winding shaft 19 that elastic drag rope 14 will be slow, the then decline that dustcloth 5 will be slow, until dustcloth 5
The display panel of LED display ontology 13 can be completely covered, the utility model structure is simple, rotatable slide plate 11,
Sliding panel 11 drives the first rotation axis 7 to be rotated, and under the rotation of the first sprocket wheel 6, the second sprocket wheel 8 and chain 9, can drive
Rotary shaft 4 is rotated, and dustcloth 5 will slowly decline under the pulling of two elastic drag ropes 14, until dustcloth 5 can incite somebody to action
The display panel of LED display ontology 13 is completely covered, so can achieve LED display ontology 13 is carried out it is dust-proof
Purpose.
Working principle: LED display ontology 13 when not in use, sliding panel 11 is removed out of fixing groove 12, is then turned
Dynamic sliding panel 11, sliding panel 11 will drive the first rotation axis 7 and rotated, and the first rotation axis 7 will drive the progress of the second sprocket wheel 8
Rotation, and the second sprocket wheel 8 and the first sprocket wheel 6 are rotatablely connected by chain 9, so will drive rotary shaft 4 will do it rotation, and because
It is stress for torsionspring 18, so Wire winding shaft 19 can be made to reset bullet in torsionspring 18 when rotary shaft 4 is rotated
It is rotated under power, and then will pull elastic drag rope 14, so that elastic drag rope 14 is wound around the outside of Wire winding shaft 19, elastic drag rope
14 can pull out the dustcloth 5 that be wound around the outside of rotary shaft 4, and the decline that dustcloth 5 will be slow, until dustcloth 5 can will
The display panel of LED display ontology 13 is completely covered, so can achieve LED display ontology 13 is carried out it is dust-proof
Purpose.
The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not
It is confined to this, anyone skilled in the art is within the technical scope disclosed by the utility model, practical according to this
Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model
Within enclosing.
Claims (6)
1. a kind of LED display dust guard, including pedestal (1), which is characterized in that the top two sides of the pedestal (1) point
It is not fixedly installed with the first support plate (2) and the second support plate (3), first support plate (2) and the second support plate (3) rotation
It is connected with the same rotary shaft (4), is arranged with dustcloth (5) on the outside of the rotary shaft (4), one end of the rotary shaft (4)
Through the second support plate (3) and the sides of the second support plate (3) is extended to, and one end fixing sleeve of rotary shaft (4) is equipped with first
Sprocket wheel (6) is rotatably connected to the first rotation axis (7) on second support plate (3), and one end of first rotation axis (7) is prolonged
It extends to the side of the second support plate (3) and fixing sleeve is equipped with the second sprocket wheel (8), and the first sprocket wheel (6) and the second sprocket wheel (8) transmission
It is connected with the same chain (9), one end of first rotation axis (7) extends to the side of the second support plate (3) and fixed peace
Equipped with positioning plate (10), first support plate (2) and the second support plate (3) side close to each other are fixedly installed with same
LED display ontology (13), and LED display ontology (13) is located at the lower section of dustcloth (5), the bottom of the dustcloth (5)
Symmetrically arranged two elastic drag ropes (14) are fixedly connected with, symmetrically arranged two receipts are offered at the top of the pedestal (1)
Wire casing (15), and two take-up slots (15) between the first support plate (2) and the second support plate (3), the take-up slot
(15) it is rotatably connected to Wire winding shaft (19) in, two elastic drag ropes (14) respectively and extend in two take-up slots (15) and fixed
It is wound around the outside of Wire winding shaft (19).
2. a kind of LED display dust guard according to claim 1, which is characterized in that second support plate (3)
On offer rotating hole, be fixedly installed with first bearing in rotating hole, the rotary shaft (4) is through first bearing and and first axle
The inner ring held mutually welds.
3. a kind of LED display dust guard according to claim 1, which is characterized in that the take-up slot (15)
It being offered on the inner wall of two sides rotation slot (16), the two sides of the Wire winding shaft (19) are fixedly installed with the second rotation axis (17),
One end that two the second rotation axis (17) are located remotely from each other extends respectively in two rotation slots (16) and and rotation slot (16) rotation
The outer sheath of connection, second rotation axis (17) is equipped with torsionspring (18), and torsionspring (18) is located at rotation slot (16)
Interior, one end of the torsionspring (18) is fixedly connected with the second rotation axis (17), the other end of the torsionspring (18) and
The side inner wall of rotation slot (16) is fixedly connected.
4. a kind of LED display dust guard according to claim 3, which is characterized in that the rotation slot (16)
Be fixedly installed with second bearing on the inner wall of side, second rotation axis (17) through second bearing and and second bearing inner ring
Mutually weld.
5. a kind of LED display dust guard according to claim 1, which is characterized in that second support plate (3)
Side offer multiple fixing grooves (12) for circularizing arrangement, the top slide of the positioning plate (10) is equipped with sliding panel
(11), one end of the sliding panel (11) extends in a fixing groove (12).
6. a kind of LED display dust guard according to claim 5, which is characterized in that the positioning plate (10)
Top offers sliding slot, and the bottom of the sliding panel (11) is fixedly installed with sliding rail, and sliding slot and sliding rail are slidably connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821362704.3U CN208796594U (en) | 2018-08-23 | 2018-08-23 | A kind of LED display dust guard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821362704.3U CN208796594U (en) | 2018-08-23 | 2018-08-23 | A kind of LED display dust guard |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208796594U true CN208796594U (en) | 2019-04-26 |
Family
ID=66206591
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821362704.3U Active CN208796594U (en) | 2018-08-23 | 2018-08-23 | A kind of LED display dust guard |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208796594U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111311982A (en) * | 2019-12-02 | 2020-06-19 | 安徽工程大学 | Multimedia device convenient for teaching |
| CN111540220A (en) * | 2020-04-27 | 2020-08-14 | 苏州安泰阿尔法交通科技发展有限公司 | Traffic guidance information display and control system |
| CN112145906A (en) * | 2020-10-10 | 2020-12-29 | 快住智能科技（苏州）有限公司 | Support is used in statistics of intelligent equipment information big data that falls off line |
-
2018
- 2018-08-23 CN CN201821362704.3U patent/CN208796594U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111311982A (en) * | 2019-12-02 | 2020-06-19 | 安徽工程大学 | Multimedia device convenient for teaching |
| CN111540220A (en) * | 2020-04-27 | 2020-08-14 | 苏州安泰阿尔法交通科技发展有限公司 | Traffic guidance information display and control system |
| CN112145906A (en) * | 2020-10-10 | 2020-12-29 | 快住智能科技（苏州）有限公司 | Support is used in statistics of intelligent equipment information big data that falls off line |
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